New probiotic cuts cow methane as much as 78% in lab tests

Breakthrough can curb emissions while meeting the growing global market demand for  protein from cattle

In lab tests in the US, a new feed additive has reduced cows' methane emissions as much as 78%

The latest anti-methane additive for dairy cows and beef cattle has reduced their emissions of the greenhouse gas by 68% to 78%, in preliminary trials.

Different versions of the product are being lab-tested by the University of California, Davis. The products from Locus Fermentation Solutions of Solon, Ohio, in the United States, work in the animals’ stomachs to reduce methane emissions, without adverse impact on animal health or performance.